BZD27B91P-E3-08

Single Zener Diodes Overview

The BZD27B91P-E3-08 is a silicon planar Zener diode from the Vishay eSMP series, housed in an SMF (DO-219AB) surface-mount package. It provides a nominal breakdown voltage of 91 V with a ±2% tolerance and operates at a test current of 5 mA. The device dissipates up to 800 mW at 30 °C ambient temperature and withstands non-repetitive peak surge power of 150 W. It features low leakage current of 1 µA maximum and dynamic resistance of 60 Ω typical.

Single Zener Diodes Feature Summary

• Low profile surface-mount design compatible with SOD-123W outlines
• Surge current specification for transient protection applications
• Excellent electrical stability and low leakage current characteristics
• Qualified for wave and reflow soldering processes

Single Zener Diodes Applications

• Voltage regulation circuits requiring stable reference levels
• Transient voltage suppression in electronic systems
• Protection against overvoltage events in signal lines

Single Zener Diodes Procurement Notes

Verify that the ordering code matches the specific suffix requirements for tape and reel packaging. Confirm RoHS compliance status aligns with project specifications. Ensure the component meets the required moisture sensitivity level standards for the intended assembly process. Cross-reference the manufacturer part number with authorized distributor catalogs to validate authenticity.

Single Zener Diodes Selection Notes

Select this component when a precise 91 V breakdown voltage is required within tight tolerance limits. Consider the SMF package dimensions for space-constrained printed circuit board layouts. Evaluate the thermal dissipation capabilities relative to the expected operating ambient temperature range. Verify compatibility with standard surface-mount assembly equipment and soldering profiles.

Single Zener Diodes Part Context

This device belongs to the Vishay BZD27B series of Zener diodes designed for general-purpose voltage regulation and protection. The series offers a wide range of breakdown voltages from 3.6 V to 200 V in a compact surface-mount form factor. These components are engineered for high reliability and stability in commercial electronic applications.

Single Zener Diodes Replacement Considerations

Compatible substitutes include other Vishay BZD27B series variants with matching voltage ratings. Alternative manufacturers offering DO-219AB packaged Zener diodes with equivalent electrical specifications may be considered. Verify pinout compatibility and thermal performance before substituting.